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发明名称
PAGING SYSTEM IN PRIVATE ELECTRONIC BRANCH EXCHANGE
摘要
申请公布号
JPH01243764(A)
申请公布日期
1989.09.28
申请号
JP19880071611
申请日期
1988.03.25
申请人
NEC CORP
发明人
ITO KIYOTSUGU
分类号
H04M3/42
主分类号
H04M3/42
代理机构
代理人
主权项
地址
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